164764420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{60133}}^1$

素因数の和:60279

約数の個数: 24

約数和(自身を含む): 348536664

約数和(自身を除く): 183772244

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 60133, 120266, 240532, 300665, 601330, 1202660, 8238221, 16476442, 32952884, 41191105, 82382210, 164764420]

約数ペア:

[(1, 164764420), (2, 82382210), (4, 41191105), (5, 32952884), (10, 16476442), (20, 8238221), (137, 1202660), (274, 601330), (548, 300665), (685, 240532), (1370, 120266), (2740, 60133)]